Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-05-03 13:06:47 +03:00
Code Issues Actions 10 Packages Projects Releases Wiki Activity

novag6502: update cforte todo note (nw)

Browse Source
This commit is contained in:
hap 2017-02-26 19:52:00 +01:00
parent 663c789014
commit c12e993217
1 changed files with 32 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
src/mame/drivers/novag6502.cpp
View File

@ -11,8 +11,8 @@
such as Arena(in editmode).
TODO:
- cforteb lcd (chip unknown, probably serially via 1f00 w)
- verify supercon IRQ and beeper frequency
- cforte lcd(chip unknown), and ACIA?
- verify supercon/cforte IRQ and beeper frequency
- sforte irq active time (21.5us is too long)
- sforte/sexpert led handling is correct?
- printer port
@ -86,6 +86,9 @@ public:
DECLARE_READ8_MEMBER(supercon_input1_r);
DECLARE_READ8_MEMBER(supercon_input2_r);
// Constellation Forte
DECLARE_WRITE8_MEMBER(cforte_control_w);
// Super Expert
DECLARE_WRITE8_MEMBER(sexpert_leds_w);
DECLARE_WRITE8_MEMBER(sexpert_mux_w);
@ -325,6 +328,27 @@ READ8_MEMBER(novag6502_state::supercon_input2_r)
/******************************************************************************
Constellation Forte
******************************************************************************/
// TTL
WRITE8_MEMBER(novag6502_state::cforte_control_w)
{
// TODO: unknown lcd at d0-d3, clocks it 34 times with rowselect in lower bits
// d0: lcd data
// d1: lcd clock
// d2: lcd cs
// d3: unused?
m_lcd_control = data;
// other: same as supercon
supercon_control_w(space, offset, data);
}
/******************************************************************************
Super Expert
******************************************************************************/
@ -448,6 +472,11 @@ static ADDRESS_MAP_START( supercon_map, AS_PROGRAM, 8, novag6502_state )
AM_RANGE(0x2000, 0xffff) AM_ROM
ADDRESS_MAP_END
static ADDRESS_MAP_START( cforte_map, AS_PROGRAM, 8, novag6502_state )
AM_RANGE(0x1f00, 0x1f00) AM_READWRITE(supercon_input1_r, cforte_control_w)
AM_IMPORT_FROM( supercon_map )
ADDRESS_MAP_END
// Super Expert / Super Forte
@ -808,7 +837,7 @@ static MACHINE_CONFIG_START( cforte, novag6502_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", M65C02, 5000000) // 5MHz
MCFG_CPU_PERIODIC_INT_DRIVER(novag6502_state, irq0_line_hold, 250) // guessed
MCFG_CPU_PROGRAM_MAP(supercon_map)
MCFG_CPU_PROGRAM_MAP(cforte_map)
MCFG_NVRAM_ADD_1FILL("nvram")